December weather forecastPlain Dealing, LA
December
Weather in December
The first month of the winter, December, is still a cool month in Plain Dealing, Louisiana, with temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 55.2°F (12.9°C).Temperature
Plain Dealing's progression into December involves a gentle drop in the average high-temperature, from an enjoyable 63.5°F (17.5°C) in November to a cool 55.2°F (12.9°C). During the nights in December, the temperature averages to an icy 40.5°F (4.7°C).Humidity
The average relative humidity in December is 80%.Rainfall
In Plain Dealing, in December, during 12 rainfall days, 3.66" (93mm) of precipitation is typically accumulated. In Plain Dealing, during the entire year, the rain falls for 149.9 days and collects up to 36.1" (917mm) of precipitation.Snowfall
April through December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:17 am and sunset at 5:18 pm CST.
Sunshine
In December, the average sunshine in Plain Dealing is 4.9h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Plain Dealing, LA
- Average high temperature in December: 55.2°F
The warmest month (with the highest average high temperature) is July (94.6°F).
The month with the lowest average high temperature is January (53.2°F).
- Average low temperature in December: 40.5°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).
Average pressure in December
Plain Dealing, LA
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Plain Dealing, LA
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Plain Dealing, LA
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Plain Dealing, LA
- Average rainfall in December: 3.66"
The wettest month (with the highest rainfall) is April (4.65").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Plain Dealing, LA
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is July (14.3 days).
The months with the least rainy days are October and November (10.1 days).
Average snowfall in December
Plain Dealing, LA
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Plain Dealing, LA
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Plain Dealing, LA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Plain Dealing, LA
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is February (13.5 days).
Average UV index in December
Plain Dealing, LA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Plain Dealing, LA
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Plain Dealing, LA
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
